Question

A stone is thrown vertically upwards from the surface of earth.what is the direction of velocity and acceleration of the stone.
1. on its way up
2. on its way down

Answer 1

Answer:

Explanation:

1.

Direction of velocity is upwards as stone is thrown upwards.

Acceleration would be -9.8 as Earth is pulling stone downwards due to which speed of stone is decreasing.

2.

Direction of velocity is downwards as stone is moving downwards

Acceleration is 9.8 as speed is increasing due to earth gravitational force.

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Answer 2

1.When the ball is thrown up its velocity will be in upward direction and the acceleration will be in downward direction because of the earth's gravity.

2.When the ball now come in the way of ground the velocity and acceleration will be in the downward direction